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All results from a given calculation for SiH3CCl3 ((trichloromethyl)silane)

using model chemistry: HF/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at HF/cc-pVTZ
 hartrees
Energy at 0K-1707.103439
Energy at 298.15K-1707.107155
HF Energy-1707.103439
Nuclear repulsion energy438.828454
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at HF/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 2355 2143 57.31      
2 A1 1013 922 292.78      
3 A1 947 862 33.56      
4 A1 457 416 9.42      
5 A1 300 273 11.83      
6 A2 198 181 0.00      
7 E 2363 2150 106.07      
7 E 2363 2150 106.07      
8 E 1025 933 73.43      
8 E 1025 933 73.43      
9 E 848 772 47.80      
9 E 848 772 47.80      
10 E 667 607 64.51      
10 E 667 607 64.51      
11 E 293 266 0.00      
11 E 293 266 0.00      
12 E 176 160 0.09      
12 E 176 160 0.09      

Unscaled Zero Point Vibrational Energy (zpe) 8006.3 cm-1
Scaled (by 0.9101) Zero Point Vibrational Energy (zpe) 7286.5 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at HF/cc-pVTZ
ABC
0.05618 0.05472 0.05472

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
Si1 0.000 0.000 1.877
C2 0.000 0.000 -0.047
H3 0.000 -1.405 2.315
H4 1.217 0.702 2.315
H5 -1.217 0.702 2.315
Cl6 0.000 1.674 -0.646
Cl7 1.450 -0.837 -0.646
Cl8 -1.450 -0.837 -0.646

Atom - Atom Distances (Å)
  Si1 C2 H3 H4 H5 Cl6 Cl7 Cl8
Si11.92461.47141.47141.47143.02803.02803.0280
C21.92462.74862.74862.74861.77801.77801.7780
H31.47142.74862.43322.43324.27173.34543.3454
H41.47142.74862.43322.43323.34543.34544.2717
H51.47142.74862.43322.43323.34544.27173.3454
Cl63.02801.77804.27173.34543.34542.90002.9000
Cl73.02801.77803.34543.34544.27172.90002.9000
Cl83.02801.77803.34544.27173.34542.90002.9000

picture of (trichloromethyl)silane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
Si1 C2 Cl6 109.668 Si1 C2 Cl7 109.668
Si1 C2 Cl8 109.668 C2 Si1 H3 107.311
C2 Si1 H4 107.311 C2 Si1 H5 107.311
H3 Si1 H4 111.542 H3 Si1 H5 111.542
H4 Si1 H5 111.542 Cl6 C2 Cl7 109.273
Cl6 C2 Cl8 109.273 Cl7 C2 Cl8 109.273
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 Si 0.308      
2 C 0.045      
3 H -0.012      
4 H -0.012      
5 H -0.012      
6 Cl -0.106      
7 Cl -0.106      
8 Cl -0.106      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.753 1.753
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -59.495 0.000 0.000
y 0.000 -59.495 0.000
z 0.000 0.000 -56.217
Traceless
 xyz
x -1.639 0.000 0.000
y 0.000 -1.639 0.000
z 0.000 0.000 3.278
Polar
3z2-r26.556
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.534 0.000 0.000
y 0.000 10.534 0.000
z 0.000 0.000 9.716


<r2> (average value of r2) Å2
<r2> 272.062
(<r2>)1/2 16.494